Ethics & International Affairs Vol. 22, Issue 1, Pages 25-33 Spring 2008 HKS Authors See citation below for complete author information. Mathias Risse Director of the Carr Center for Human Rights Policy Berthold Beitz Professor in Human Rights, Global Affairs and Philosophy Citation Risse, Mathias. "On the Morality of Immigration." Ethics & International Affairs 22.1 (Spring 2008): 25-33.